'Green-gional' anesthesia: further considerations.

We would like to thank Drs. Ozelsel, Ip, and Sondekoppam for their interest[1][1] in our manuscript (“Green-gional” anesthesia: the non-polluting benefits of regional anesthesia to decrease greenhouse gases and attenuate climate change).[2][2] We appreciate their work in this area[3 4][3] and